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<div class="title">LPSPI Peripheral<div class="ingroups"><a class="el" href="group__bootloader.html">Bootloader</a> &raquo; <a class="el" href="group__peripherals.html">Peripheral Definitions</a></div></div>  </div>
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<p>LPSPI peripheral interface.  
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  <img id="dynsection-0-trigger" src="closed.png" alt="+"/> Collaboration diagram for LPSPI Peripheral:</div>
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Data Structures</h2></td></tr>
<tr class="memitem:structlpspi__transfer__info__t"><td class="memItemLeft" align="right" valign="top">struct &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__lpspi__peripheral.html#structlpspi__transfer__info__t">lpspi_transfer_info_t</a></td></tr>
<tr class="memdesc:structlpspi__transfer__info__t"><td class="mdescLeft">&#160;</td><td class="mdescRight">Synchronization state between LPSPI ISR and read/write functions.  <a href="group__lpspi__peripheral.html#structlpspi__transfer__info__t">More...</a><br /></td></tr>
<tr class="separator:structlpspi__transfer__info__t"><td class="memSeparator" colspan="2">&#160;</td></tr>
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Functions</h2></td></tr>
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static bool&#160;</td><td class="memItemRight" valign="bottom"><b>lpspi_poll_for_activity</b> (const peripheral_descriptor_t *self)</td></tr>
<tr class="separator:ga6789023f536f4f86892e7e9f48ad2cbe"><td class="memSeparator" colspan="2">&#160;</td></tr>
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static <a class="el" href="group__ksdk__common.html#gaaabdaf7ee58ca7269bd4bf24efcde092">status_t</a>&#160;</td><td class="memItemRight" valign="bottom"><b>lpspi_full_init</b> (const peripheral_descriptor_t *self, serial_byte_receive_func_t function)</td></tr>
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static void&#160;</td><td class="memItemRight" valign="bottom"><b>lpspi_full_shutdown</b> (const peripheral_descriptor_t *self)</td></tr>
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static void&#160;</td><td class="memItemRight" valign="bottom"><b>lpspi_data_source</b> (uint8_t *source_byte)</td></tr>
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static void&#160;</td><td class="memItemRight" valign="bottom"><b>lpspi_initial_data_sink</b> (uint8_t sink_byte, uint16_t instance)</td></tr>
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static void&#160;</td><td class="memItemRight" valign="bottom"><b>lpspi_data_sink</b> (uint8_t sink_byte, uint16_t instance)</td></tr>
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<tr class="memitem:ga67586641c6c9f6260e26e343099f216b"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="ga67586641c6c9f6260e26e343099f216b"></a>
static <a class="el" href="group__ksdk__common.html#gaaabdaf7ee58ca7269bd4bf24efcde092">status_t</a>&#160;</td><td class="memItemRight" valign="bottom"><b>lpspi_write</b> (const peripheral_descriptor_t *self, const uint8_t *buffer, uint32_t byteCount)</td></tr>
<tr class="separator:ga67586641c6c9f6260e26e343099f216b"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:gaed234a29df75dd9c533a82032fba1b8a"><td class="memItemLeft" align="right" valign="top">static void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__lpspi__peripheral.html#gaed234a29df75dd9c533a82032fba1b8a">lpspi_slave_irq_handler</a> (uint32_t instance)</td></tr>
<tr class="memdesc:gaed234a29df75dd9c533a82032fba1b8a"><td class="mdescLeft">&#160;</td><td class="mdescRight">LPSPI Slave Generic IRQ handler.  <a href="#gaed234a29df75dd9c533a82032fba1b8a">More...</a><br /></td></tr>
<tr class="separator:gaed234a29df75dd9c533a82032fba1b8a"><td class="memSeparator" colspan="2">&#160;</td></tr>
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void&#160;</td><td class="memItemRight" valign="bottom"><b>LPSPI_SetSystemIRQ</b> (uint32_t instance, <a class="el" href="group__peripherals.html#ga6bc5148daeee55537f6560fb00fb7453">PeripheralSystemIRQSetting</a> set)</td></tr>
<tr class="separator:ga57ac001b86c3a6330539cd152a008354"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ga08c8b4f1580fba967e784e9ef1b87656"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__lpspi__peripheral.html#ga08c8b4f1580fba967e784e9ef1b87656">LPSPI0_IRQHandler</a> ()</td></tr>
<tr class="memdesc:ga08c8b4f1580fba967e784e9ef1b87656"><td class="mdescLeft">&#160;</td><td class="mdescRight">Implementation of LPSPI0 handler named in startup code.  <a href="#ga08c8b4f1580fba967e784e9ef1b87656">More...</a><br /></td></tr>
<tr class="separator:ga08c8b4f1580fba967e784e9ef1b87656"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ga234a8f96266d997e01e348aa82d45864"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__lpspi__peripheral.html#ga234a8f96266d997e01e348aa82d45864">LPSPI1_IRQHandler</a> ()</td></tr>
<tr class="memdesc:ga234a8f96266d997e01e348aa82d45864"><td class="mdescLeft">&#160;</td><td class="mdescRight">Implementation of LPSPI1 handler named in startup code.  <a href="#ga234a8f96266d997e01e348aa82d45864">More...</a><br /></td></tr>
<tr class="separator:ga234a8f96266d997e01e348aa82d45864"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ga8f8c0076734713d6a92e7b8ef4b1fa99"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__lpspi__peripheral.html#ga8f8c0076734713d6a92e7b8ef4b1fa99">LPSPI2_IRQHandler</a> ()</td></tr>
<tr class="memdesc:ga8f8c0076734713d6a92e7b8ef4b1fa99"><td class="mdescLeft">&#160;</td><td class="mdescRight">Implementation of LPSPI2 handler named in startup code.  <a href="#ga8f8c0076734713d6a92e7b8ef4b1fa99">More...</a><br /></td></tr>
<tr class="separator:ga8f8c0076734713d6a92e7b8ef4b1fa99"><td class="memSeparator" colspan="2">&#160;</td></tr>
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="var-members"></a>
Variables</h2></td></tr>
<tr class="memitem:ga126b0a1e5ec72bca6c8f0513b23d5caf"><td class="memItemLeft" align="right" valign="top">const <a class="el" href="group__peripheral.html#structperipheral__control__interface__t">peripheral_control_interface_t</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__lpspi__peripheral.html#ga126b0a1e5ec72bca6c8f0513b23d5caf">g_lpspiControlInterface</a></td></tr>
<tr class="memdesc:ga126b0a1e5ec72bca6c8f0513b23d5caf"><td class="mdescLeft">&#160;</td><td class="mdescRight">Control interface for the LPSPI peripheral driver.  <a href="#ga126b0a1e5ec72bca6c8f0513b23d5caf">More...</a><br /></td></tr>
<tr class="separator:ga126b0a1e5ec72bca6c8f0513b23d5caf"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:gaf9d6439969bbbd8e5716d43cf2c08034"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="gaf9d6439969bbbd8e5716d43cf2c08034"></a>
const <a class="el" href="group__peripheral.html#structperipheral__byte__inteface__t">peripheral_byte_inteface_t</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__lpspi__peripheral.html#gaf9d6439969bbbd8e5716d43cf2c08034">g_lpspiByteInterface</a> = {.init = NULL, .write = lpspi_write }</td></tr>
<tr class="memdesc:gaf9d6439969bbbd8e5716d43cf2c08034"><td class="mdescLeft">&#160;</td><td class="mdescRight">Byte I/O interface for the LPSPI peripheral driver. <br /></td></tr>
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static <a class="el" href="group__lpspi__peripheral.html#structlpspi__transfer__info__t">lpspi_transfer_info_t</a>&#160;</td><td class="memItemRight" valign="bottom"><b>s_lpspiInfo</b> = {.writeData = 0, .bytesToTransfer = 0, .data_source = lpspi_data_source }</td></tr>
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<tr class="memitem:ga182375e38611276557eade5ea7b739e8"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="ga182375e38611276557eade5ea7b739e8"></a>
static bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__lpspi__peripheral.html#ga182375e38611276557eade5ea7b739e8">s_lpspiActivity</a> [FSL_FEATURE_SOC_LPSPI_COUNT] = { false }</td></tr>
<tr class="memdesc:ga182375e38611276557eade5ea7b739e8"><td class="mdescLeft">&#160;</td><td class="mdescRight">Flag for detecting device activity. <br /></td></tr>
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static bool&#160;</td><td class="memItemRight" valign="bottom"><b>s_lpspiIntialized</b> [FSL_FEATURE_SOC_LPSPI_COUNT] = { false }</td></tr>
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static const uint32_t&#160;</td><td class="memItemRight" valign="bottom"><b>g_lpspiBaseAddr</b> [] = LPSPI_BASE_ADDRS</td></tr>
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static serial_byte_receive_func_t&#160;</td><td class="memItemRight" valign="bottom"><b>s_lpspi_app_data_sink_callback</b></td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Usage Information</h2>
<p>LPSPI peripheral interface. </p>
<hr/><h2 class="groupheader">Data Structure Documentation</h2>
<a name="structlpspi__transfer__info__t" id="structlpspi__transfer__info__t"></a>
<div class="memitem">
<div class="memproto">
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          <td class="memname">struct lpspi_transfer_info_t</td>
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</div><div class="memdoc">
<div class="textblock"><p>Synchronization state between LPSPI ISR and read/write functions. </p>
</div><table class="memberdecls">
<tr><td colspan="2"><h3>Data Fields</h3></td></tr>
<tr class="memitem:a3a4b30eae7b109b07563f393896fec3e"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a3a4b30eae7b109b07563f393896fec3e"></a>
const uint8_t *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__lpspi__peripheral.html#a3a4b30eae7b109b07563f393896fec3e">writeData</a></td></tr>
<tr class="memdesc:a3a4b30eae7b109b07563f393896fec3e"><td class="mdescLeft">&#160;</td><td class="mdescRight">The applications data to write. <br /></td></tr>
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<tr class="memitem:a65a142e258c9eb8e52e2d680356c4c53"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a65a142e258c9eb8e52e2d680356c4c53"></a>
volatile uint32_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__lpspi__peripheral.html#a65a142e258c9eb8e52e2d680356c4c53">bytesToTransfer</a></td></tr>
<tr class="memdesc:a65a142e258c9eb8e52e2d680356c4c53"><td class="mdescLeft">&#160;</td><td class="mdescRight">The total number of bytes to be transmitted. <br /></td></tr>
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void(*&#160;</td><td class="memItemRight" valign="bottom"><b>data_source</b> )(uint8_t *source_byte)</td></tr>
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void(*&#160;</td><td class="memItemRight" valign="bottom"><b>data_sink</b> )(uint8_t sink_byte, uint16_t instance)</td></tr>
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<h2 class="groupheader">Function Documentation</h2>
<a class="anchor" id="ga08c8b4f1580fba967e784e9ef1b87656"></a>
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          <td class="memname">void LPSPI0_IRQHandler </td>
          <td>(</td>
          <td class="paramname"></td><td>)</td>
          <td></td>
        </tr>
      </table>
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<p>Implementation of LPSPI0 handler named in startup code. </p>
<p>Passes instance to generic LPSPI IRQ handler. </p>

</div>
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          <td class="memname">void LPSPI1_IRQHandler </td>
          <td>(</td>
          <td class="paramname"></td><td>)</td>
          <td></td>
        </tr>
      </table>
</div><div class="memdoc">

<p>Implementation of LPSPI1 handler named in startup code. </p>
<p>Passes instance to generic LPSPI IRQ handler. </p>

</div>
</div>
<a class="anchor" id="ga8f8c0076734713d6a92e7b8ef4b1fa99"></a>
<div class="memitem">
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          <td class="memname">void LPSPI2_IRQHandler </td>
          <td>(</td>
          <td class="paramname"></td><td>)</td>
          <td></td>
        </tr>
      </table>
</div><div class="memdoc">

<p>Implementation of LPSPI2 handler named in startup code. </p>
<p>Passes instance to generic LPSPI IRQ handler. </p>

</div>
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          <td class="memname">static void lpspi_slave_irq_handler </td>
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          <td class="paramtype">uint32_t&#160;</td>
          <td class="paramname"><em>instance</em></td><td>)</td>
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<p>LPSPI Slave Generic IRQ handler. </p>
<dl class="params"><dt>Parameters</dt><dd>
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    <tr><td class="paramname">instance</td><td>Instance number of the LPSPI module. </td></tr>
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<h2 class="groupheader">Variable Documentation</h2>
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          <td class="memname">const <a class="el" href="group__peripheral.html#structperipheral__control__interface__t">peripheral_control_interface_t</a> g_lpspiControlInterface</td>
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<b>Initial value:</b><div class="fragment"><div class="line">= {</div><div class="line">    .pollForActivity = lpspi_poll_for_activity, .init = lpspi_full_init, .shutdown = lpspi_full_shutdown, .pump = 0</div><div class="line">}</div></div><!-- fragment -->
<p>Control interface for the LPSPI peripheral driver. </p>

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